Method and composition for the preservation of film

Abstract

The present invention provides a non-evaporating lubricant and cleaner formulation that protects all types of film by forming a slick protective coating that reduces or eliminates dirt, scratches and static charges. An embodiment of the present invention comprises an organic mixture of greater than ninety-five percent (95%) aliphatic hydrocarbons. A preferred embodiment of the present invention comprises aliphatic petroleum naphtha, aliphatic petroleum distillates and petroleum base oil.

What is claimed is:  
     
       1. A formulation for the preservation of a film comprising an organic mixture comprising: 
       (a) alkyl benzenes; and  
       (b) normal petroleum hydrocarbons.  
     
     
       2. The formulation of  claim 1 , characterized by a boiling point between 390° F. and 410° F., a specific gravity between 0.7 and 0.75, and insolubility in water. 
     
     
       3. The formulation of  claim 1 , characterized by a boiling point of about 402° F., specific gravity of about 0.735 (H 2 O=1), and water insolubility. 
     
     
       4. The formulation of  claim 3 , further characterized by a vapor pressure of 100 torr at 164° F., vapor density less than one, and an evaporation rate less than one. 
     
     
       5. The formulation of  claim 1 , wherein said hydrocarbons comprises: 
       (a) between 13 and 23 weight percent aliphatic petroleum naphtha;  
       (b) between 17 and 25 percent aliphatic petroleum distillates; and  
       (c) between 5 and 10 percent petroleum base oil.  
     
     
       6. The formulation of  claim 5 , characterized by a boiling point between 390° F. and 410° F., a specific gravity between 0.7 and 0.75, and water insolubiltity. 
     
     
       7. The formulation of  claim 5 , characterized by a boiling point of about 402° F., specific gravity of about 0.735 (H 2 O=1), and water insolubility. 
     
     
       8. The formulation of  claim 7 , further characterized by a vapor pressure of 100 torr at 164° F., vapor density less than one, and an evaporation rate less than one. 
     
     
       9. A formulation for the preservation of a motion picture film, said formulation comprising a mixture of alkyl benzenes and normal petroleum hydrocarbons characterized by a evaporation rate in the range of one day to one year. 
     
     
       10. The formulation of  claim 9 , wherein said hydrocarbons comprise aliphatic petroleum naphtha, aliphatic petroleum distillates and petroleum base oil. 
     
     
       11. The formulation of  claim 10 , wherein said mixture is characterized by a boiling point between 390° F. and 410° F., a specific gravity between 0.7 and 0.75, and insolubility in water. 
     
     
       12. The formulation of  claim 10 , wherein said mixture is characterized by a boiling point of about 402° F., specific gravity of about 0.736 (H 2 O=1), and water insolubility. 
     
     
       13. The formulation of  claim 12 , further characterized by a vapor pressure of 100 torr at 164° F., vapor density less than one, and an evaporation rate less than one. 
     
     
       14. A method for the preservation of a film comprising: 
       (a) providing a mixture of alkyl benzenes and normal petroleum hydrocarbons; and  
       (b) coating said film with said mixture.  
     
     
       15. The method of  claim 14 , wherein said mixture is characterized by a boiling point between 390° F. and 410° F., a specific gravity between 0.7 and 0.75, and insolubility in water. 
     
     
       16. The method of  claim 14 , wherein said mixture is characterized by a boiling point of about 402° F., specific gravity of about 0.735 (H 2 O=1), and water insolubility. 
     
     
       17. The method of  claim 16 , wherein said organic mixture is further characterized by a vapor pressure of 100 torr at 164° F., vapor density less than one, and an evaporation less than one. 
     
     
       18. The method of  claim 14 , wherein said hydrocarbons comprise: 
       (a) between 13 and 23 weight percent aliphatic petroleum naphtha;  
       (b) between 17 and 25 percent aliphatic petroleum distillates; and  
       (c) between 5 and 10 percent petroleum base oil.  
     
     
       19. A print film having an average useful life of a print between 300 and 1,500 runs comprising an aqueous organic mixture comprising alkyl benzenes and normal petroleum hydrocarbons on a side of said film, wherein the hydrocarbons comprise: 
       (a) aliphatic petroleum naphtha;  
       (b) aliphatic petroleum distillates; and  
       (c) petroleum base oil.  
     
     
       20. The print film of  claim 19 , wherein the organic mixture is characterized by a boiling point between 390° F. and 410° F., specific gravity between 0.7 and 0.75, and insolubility in water. 
     
     
       21. The print film of  claim 19 , wherein the organic mixture is characterized by a boiling point of about 402° F., specific gravity of about 0.735 (H 2 O=1), and water insolubility. 
     
     
       22. The print film of  claim 21  wherein said organic mixture is further characterized by a vapor pressure of 100 torr at 164° F., vapor density less than one, and an evaporation rate less than one. 
     
     
       23. The print film of  claim 19 , wherein said hydrocarbons comprise: 
       (a) between 13 and 23 weight percent aliphatic petroleum naphtha;  
       (b) between 17 and 25 percent aliphatic petroleum distillates; and  
       (c) between 5 and 10 petroleum base oil.  
     
     
       24. The formulation of  claim 10 , wherein said hydrocarbons comprises: 
       (a) between 13 and 23 weight percent aliphatic petroleum naphtha;  
       (b) between 17 and 25 percent aliphatic petroleum distillates; and  
       (c) between 5 and 10 petroleum base oil.